MCQ
Fluorine reacts with water to produce
- A$HF + O_2 + O_3$
- B$HF + O_2$
- ✓$HF + OF_2$
- D$HF + O_3$
✓
Answer
Correct option: C.
$HF + OF_2$
c
The yellow color of chlorine water fades due to the formation of nascent oxygen which is responsible for bleaching action. The reaction is shown below.
The yellow color of chlorine water fades due to the formation of nascent oxygen which is responsible for bleaching action. The reaction is shown below.
$Cl _{2}+ H _{2} O \rightarrow HCl + HClO$
$HClO \rightarrow HCl +[ O ]$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
In a mixture of $H$ and $He^+$ gases, all $H$ atoms and $He^+$ ions are excited to their first excited states, Subsequently on de-excitation in $H$ atoms, energy is transfered to excited $He^+$ ion. The quantum number $"n"$ of $He^+$ ion after the energy transferred is.
→What will be the molarity of a solution containing $5\,g$ of sodium hydroxide in $250\,ml$ solution
→Electrolysis is a process in which the cations and anions of the electrolyte are
The value of $\Delta S$ for freezing of $10\,g$ of $H_2O(l)$ (enthalpy of fusion is $80 \, cal/g$) at $0\,^oC$ and $1\, atm$ pressure is.......$J/K$
→Stainless steel contains ........... $\%$ $Cr$
→Self condensation of two moles of ethyl acetate in presence of sodium ethoxide yields
The decreasing order of acidity of following benzoic acid derivatives is
The vapour pressure of a solvent $A$ is $0.80\,atm$ When a non-volatile substance $B$ is added to this solvent its vapour pressure drops to $ 0.6\,atm$. What is mole fraction of $B$ in solution
→A sample of $100\, ml$ of $0.10\, M$ acid $HA (K_a = 1 \times 10^{-5})$ is titrated with standard $0.2\, M\, KOH.$ How many $ml$ of $KOH$ will have to be added when the $pH$ in the titration flask will be $5.00$ ?
→In third row of periodic table the atomic radii from $Na$ to $Cl$
→